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57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
#ifndef LIBA_MATH_H
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#define LIBA_MATH_H
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#include "private/macros.h"
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LIBA_BEGIN_DECLS
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#define NAN (0.0f/0.0f)
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#define INFINITY __builtin_inff()
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#define M_E 2.71828182845904523536028747135266250f
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#define M_PI 3.14159265358979323846264338327950288f
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/* The C99 standard requires isinf and isnan to be defined as macros that can
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* handle arbitrary precision float numbers. The names of the functions called
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* by those macros (depending on the argument size) are not standardized though.
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* We're chosing isinff/isnanf for single-precision functions, and isinfd/isnand
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* for double-precision functions. */
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int isinff(float x);
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int isinfd(double d);
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#define isinf(x) (sizeof(x) == sizeof(float) ? isinff(x) : isinfd(x))
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int isnanf(float x);
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int isnand(double x);
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#define isnan(x) (sizeof(x) == sizeof(float) ? isnanf(x) : isnand(x))
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float acosf(float x);
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float acoshf(float x);
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float asinf(float x);
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float asinhf(float x);
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float atanf(float x);
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float atanhf(float x);
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float ceilf(float x);
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float copysignf(float x, float y);
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float cosf(float x);
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float coshf(float x);
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float expf(float x);
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float expm1f(float x);
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float fabsf(float x);
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float floorf(float x);
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float lgammaf(float x);
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float lgammaf_r(float x, int *signgamp);
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float log1pf(float x);
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float log10f(float x);
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float logf(float x);
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float powf(float x, float y);
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float roundf(float x);
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float scalbnf(float x, int n);
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float sinf(float x);
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float sinhf(float x);
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float sqrtf(float x);
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float tanf(float x);
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float tanhf(float x);
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LIBA_END_DECLS
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#endif
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